How FICA Tax Works: Social Security and Medicare Explained (2025–2026)
FICA funds Social Security and Medicare — and it comes out of every paycheck before you even see it. The rate is 6.2% for Social Security plus 1.45% for Medicare, totaling 7.65% on your side. Your employer matches every dollar. In 2026, the Social Security wage base rises to $184,500 — meaning high earners pay $521 more than in 2025. Self-employed workers pay the full 15.3%. This guide explains every rate, cap, calculation, and planning move for both employees and freelancers.